From: Tyrone Wu Date: Fri, 11 Oct 2024 19:32:51 +0000 (+0000) Subject: bpf: Fix link info netfilter flags to populate defrag flag X-Git-Tag: microblaze-v6.16~861^2~12 X-Git-Url: http://git.monstr.eu/?a=commitdiff_plain;h=92f3715e1eba1d41e55be06159dc3d856b18326d;p=linux-2.6-microblaze.git bpf: Fix link info netfilter flags to populate defrag flag This fix correctly populates the `bpf_link_info.netfilter.flags` field when user passes the `BPF_F_NETFILTER_IP_DEFRAG` flag. Fixes: 91721c2d02d3 ("netfilter: bpf: Support BPF_F_NETFILTER_IP_DEFRAG in netfilter link") Signed-off-by: Tyrone Wu Signed-off-by: Daniel Borkmann Acked-by: Florian Westphal Cc: Daniel Xu Link: https://lore.kernel.org/bpf/20241011193252.178997-1-wudevelops@gmail.com --- diff --git a/net/netfilter/nf_bpf_link.c b/net/netfilter/nf_bpf_link.c index 5257d5e7eb09..797fe8a9971e 100644 --- a/net/netfilter/nf_bpf_link.c +++ b/net/netfilter/nf_bpf_link.c @@ -150,11 +150,12 @@ static int bpf_nf_link_fill_link_info(const struct bpf_link *link, struct bpf_link_info *info) { struct bpf_nf_link *nf_link = container_of(link, struct bpf_nf_link, link); + const struct nf_defrag_hook *hook = nf_link->defrag_hook; info->netfilter.pf = nf_link->hook_ops.pf; info->netfilter.hooknum = nf_link->hook_ops.hooknum; info->netfilter.priority = nf_link->hook_ops.priority; - info->netfilter.flags = 0; + info->netfilter.flags = hook ? BPF_F_NETFILTER_IP_DEFRAG : 0; return 0; }